Hematite and Hexagonite Physical Properties

Hematite

Hexagonite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.00-5.302.98-3.03

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

Uneven

1.6 Cleavage

None, may show partings on {0001} and {10 1 1}

[110] perfect; [010] distinct

1.7 Mohs Hardness

65-6

2 10

1.8 Chemical Composition

Fe 2O 3Arthur Thomas , Gemstones (2009)

Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

Hematite and Hexagonite Chemical Formula

While comparing Hematite and Hexagonite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Hematite and Hexagonite chemical formula.

Chemical formula of Hematite- Fe 2O 3Arthur Thomas , Gemstones (2009)
Chemical formula of Hexagonite- Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

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Hematite and Hexagonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hematite and Hexagonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hematite and Hexagonite Optical Properties during the identification of gemstone. Specific gravity of Hematite is 2.98-3.03 whereas that of Hexagonite is 2.98-3.03.